PT-2026-53750 · Eipstackgroup · Openemr

Gff-Cw · Published 2026-06-29 · Updated 2026-06-30 · CVE-2026-51221

Positive Technologies (AI Summary)

Name of the Vulnerable Software and Affected Versions EIPStackGroup OpENer commit 76b95c

Description A buffer overflow occurs in the Get Attribute List() function when processing a specially crafted Common Packet Format (CPF) packet, which is a standardized data structure used for communication. This flaw allows an attacker to trigger a Denial of Service (DoS), causing the system to become unavailable.

Recommendations As a temporary workaround, restrict the processing of Common Packet Format (CPF) packets until a patch is available for commit 76b95c.

Related Identifiers

CVE-2026-51221

Affected Products

Openemr

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-51221 · Security Note
• https://github.com/EIPStackGroup/OpENer · Note
• https://github.com/EIPStackGroup/OpENer/issues/567 · Note
• https://twitter.com/VulmonFeeds/status/2071761325802271220 · Twitter Post